Home / 5,223.47-7,208.27-2,865.59

Finding the Fourth Proportional to 5,223.47, 7,208.27 and 2,865.59

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Solution

The fourth proportional to 5,223.47, 7,208.27 and 2,865.59 is: 3,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.47 : 7,208.27 = 2,865.59 : x
  2. Step 2: Convert to fraction form
    5,223.47/7,208.27 = 2,865.59/x
  3. Step 3: Cross multiply
    5,223.47x = 7,208.27 × 2,865.59
  4. Step 4: Simplify right side
    5,223.47x = 20,655,932.10
  5. Step 5: Solve for x
    x = 20,655,932.10/5,223.47
  6. Step 6: Final answer
    x = 3,954.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.